summaryrefslogtreecommitdiff
path: root/testsuite/libffi.call/cls_schar.c
diff options
context:
space:
mode:
Diffstat (limited to 'testsuite/libffi.call/cls_schar.c')
-rw-r--r--testsuite/libffi.call/cls_schar.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/testsuite/libffi.call/cls_schar.c b/testsuite/libffi.call/cls_schar.c
new file mode 100644
index 0000000..82986b1
--- /dev/null
+++ b/testsuite/libffi.call/cls_schar.c
@@ -0,0 +1,44 @@
+/* Area: closure_call
+ Purpose: Check return value schar.
+ Limitations: none.
+ PR: none.
+ Originator: <andreast@gcc.gnu.org> 20031108 */
+
+
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+static void cls_ret_schar_fn(ffi_cif* cif __UNUSED__, void* resp, void** args,
+ void* userdata __UNUSED__)
+{
+ *(ffi_arg*)resp = *(signed char *)args[0];
+ printf("%d: %d\n",*(signed char *)args[0],
+ (int)*(ffi_arg *)(resp));
+}
+typedef signed char (*cls_ret_schar)(signed char);
+
+int main (void)
+{
+ ffi_cif cif;
+ void *code;
+ ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
+ ffi_type * cl_arg_types[2];
+ signed char res;
+
+ cl_arg_types[0] = &ffi_type_schar;
+ cl_arg_types[1] = NULL;
+
+ /* Initialize the cif */
+ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+ &ffi_type_schar, cl_arg_types) == FFI_OK);
+
+ CHECK(ffi_prep_closure_loc(pcl, &cif, cls_ret_schar_fn, NULL, code) == FFI_OK);
+
+ res = (*((cls_ret_schar)code))(127);
+ /* { dg-output "127: 127" } */
+ printf("res: %d\n", res);
+ /* { dg-output "\nres: 127" } */
+
+ exit(0);
+}